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https://github.com/Facepunch/sbox-public.git
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16f0e78ebb
Previous behaviour was causing disproportional resizing on gameobjects depending on their bounds, so most objects would look squashed where one of the axis would be larger/smaller than others. Now it should be all proportional with equal scale on all 3 axis
83 lines
2.4 KiB
C#
83 lines
2.4 KiB
C#
namespace Editor;
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/// <summary>
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/// Scale selected GameObjects.<br/> <br/>
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/// <b>Ctrl</b> - toggle snap to grid<br/>
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/// <b>Shift</b> - scale all 3 axis
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/// </summary>
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[Title( "Scale" )]
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[Icon( "zoom_out_map" )]
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[Alias( "tools.scale-tool" )]
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[Group( "1" )]
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[Order( 2 )]
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public class ScaleEditorTool : EditorTool
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{
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readonly Dictionary<GameObject, (Vector3 StartScale, Vector3 StartSize)> startState = [];
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Vector3 scaleDelta;
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IDisposable undoScope;
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public override void OnUpdate()
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{
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var nonSceneGos = Selection.OfType<GameObject>().Where( go => go.GetType() != typeof( Sandbox.Scene ) );
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if ( !nonSceneGos.Any() ) return;
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var handlePosition = nonSceneGos.First().WorldPosition;
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var handleRotation = nonSceneGos.First().WorldRotation;
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if ( !Gizmo.Pressed.Any && Gizmo.HasMouseFocus )
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{
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startState.Clear();
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scaleDelta = default;
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undoScope?.Dispose();
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undoScope = null;
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}
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using ( Gizmo.Scope( "Tool", new Transform( handlePosition ) ) )
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{
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Gizmo.Hitbox.DepthBias = 0.01f;
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if ( Gizmo.Control.Scale( "scale", Vector3.Zero, out var delta, handleRotation ) )
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{
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scaleDelta += delta / 0.01f;
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if ( startState.Count == 0 )
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{
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undoScope ??= SceneEditorSession.Active.UndoScope( "Transform Object(s)" ).WithGameObjectChanges( nonSceneGos, GameObjectUndoFlags.All ).Push();
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foreach ( var go in nonSceneGos )
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{
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go.DispatchPreEdited( nameof( GameObject.LocalScale ) );
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go.BreakProceduralBone();
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startState[go] = (go.WorldScale, go.GetBounds().Size);
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}
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}
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foreach ( var (go, (startScale, startSize)) in startState )
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{
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if ( !go.IsValid() ) continue;
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var newSize = MathF.Max( startSize.x, MathF.Max( startSize.y, startSize.z ) );
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if ( newSize < 0.001f ) newSize = 1.0f;
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var snap = Gizmo.Snap( scaleDelta, scaleDelta ) * 2.0f;
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go.WorldScale = new Vector3(
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startScale.x * (1.0f + snap.x / newSize),
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startScale.y * (1.0f + snap.y / newSize),
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startScale.z * (1.0f + snap.z / newSize)
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);
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go.DispatchEdited( nameof( GameObject.LocalScale ) );
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}
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}
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}
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}
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[Shortcut( "tools.scale-tool", "r", typeof( SceneViewWidget ) )]
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public static void ActivateSubTool()
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{
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if ( !(EditorToolManager.CurrentModeName == nameof( ObjectEditorTool ) || EditorToolManager.CurrentModeName == "object") ) return;
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EditorToolManager.SetSubTool( nameof( ScaleEditorTool ) );
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}
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}
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